RajiCurator
An error of 1% in measuring the head of water over the crest of a rectangular weir, produces an error in the discharge which is equal to
An error of 1% in measuring the head of water over the crest of a rectangular weir, produces an error in the discharge which is equal to
Hence, The above relation shows that an error of 1 % in measuring H will produce an error of 1.5 % in discharge over a rectangular weir or notch.